CVE-2024-3203

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    CVE-2024-3203

    Published: 2 Apr 2024Last Modified: 12 Aug 2026

    Summary: c-blosc2 ndlz8x8.c ndlz8_decompress heap-based overflow

    Details: A vulnerability, which was classified as critical, was found in c-blosc2 up to 2.13.2. Affected is the function ndlz8_decompress of the file /src/c-blosc2/plugins/codecs/ndlz/ndlz8x8.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.14.3 is able to address this issue. It is recommended to upgrade the affected component. VDB-259050 is the identifier assigned to this vulnerability.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/3xxx/CVE-2024-3203.json, https://nvd.nist.gov/vuln/detail/CVE-2024-3203, https://vuldb.com/?id.259050, https://vuldb.com/?submit.304556, https://vuldb.com/?ctiid.259050, https://github.com/Blosc/c-blosc2/releases/tag/v2.14.3, https://drive.google.com/drive/folders/1T1k3UeS09m65LjVXExUuZfedNQPWQWCo?usp=sharing

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -cfaa9c72f25566f630c5f3d32ac9321372c6c93f

    Affected versions

    2.13.0
    2.13.1
    2.13.2

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2024-3203 | CVE-DB